After first connecting the scanner but before scanning the QR Code, in Device Manager the scanner should show up underPOS Barcode ScannerasPOS HID Barcode scanner. While not the correct driver, this is what you want to see for now.
After scanning the QR code, the device should show up in Device Manager under Ports (COM & LPT) if it’s configured correctly
To verify the scanner COM port #, look at the scanner inDevices and Printersand verify that the COM port # there matches the COM port # you see in Device Manager